Which response occurs immediately when one exercises?
A) less blood flow to the skin
B) decreased ventilation (breathing)
C) decreased blood flow to the liver
D) increased heart rate

Question

Quizplus · Accepted Answer

During exercise, the heart rate increases to pump more blood (and therefore oxygen) to the muscles being used. This is a direct and immediate response to the onset of physical activity.

Which Response Occurs Immediately When One Exercises